/Engine/Source/Runtime/InteractiveToolsFramework/Public/BaseTools/SingleClickTool.h
Test if the Target is hit at this 2D position / 3D ray
virtual [FInputRayHit](API\Runtime\InteractiveToolsFramework\FInputRayHit) IsHitByClick ( const [FInputDeviceRay](API\Runtime\InteractiveToolsFramework\FInputDeviceRay) & ClickPos )